CVE-2001-0301: Buffer overflow in Analog before 4.16 allows remote attackers to execute arbitrary commands by using the ALIAS

Q: How do I fix CVE-2001-0301?

analog: upgrade to newer than 4.90_beta2. Exact commands for each OS are on this page.

Q: Is CVE-2001-0301 being exploited?

CVE-2001-0301 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2001-0301 affect?

CVE-2001-0301 affects analog. Severity is high (CVSS 10.0). Buffer overflow in Analog before 4.16 allows remote attackers to execute arbitrary commands by using the ALIAS command to construct large strings.

Q: How urgent is CVE-2001-0301?

Priority 58/100. Critical severity; EPSS top 9%: very likely to be exploited

This month

HIGH 10.0UPGRADE

CVE-2001-0301 is a high-severity flaw (CVSS 10.0) affecting analog. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Buffer overflow in Analog before 4.16 allows remote attackers to execute arbitrary commands by using the ALIAS command to construct large strings.

Why this priority

Critical severity
EPSS top 9%: very likely to be exploited

A fixed release or distro patch exists.

Risk facts

CVSS score	10.0 (High)
EPSS exploit chance	4.4% (top 9%)
CISA exploited list	No
Published	2001-05-03
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: stephen turner

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2001-05-03 04:00 UTCPublished CVE record published
2026-06-16 21:54 UTCUpdated Record last modified

stephen turner analog UPGRADE

Affected: <= 4.15 · <= 4.90_beta2

Fixed in: newer than 4.90_beta2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy analog || rpm -q analog || analog --version

2. UPGRADE to newer than 4.90_beta2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade analog

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade analog

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2001-0301?

analog: upgrade to newer than 4.90_beta2. Exact commands for each OS are on this page.

Is CVE-2001-0301 being exploited?

CVE-2001-0301 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2001-0301 affect?

CVE-2001-0301 affects analog. Severity is high (CVSS 10.0). Buffer overflow in Analog before 4.16 allows remote attackers to execute arbitrary commands by using the ALIAS command to construct large strings.

How urgent is CVE-2001-0301?

Priority 58/100. Critical severity; EPSS top 9%: very likely to be exploited

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References

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